American families have made big strides repairing their balance sheets from the economic crash, but their finances remain disturbingly vulnerable to emergencies—a major obstacle to economic mobility, a new report says.

The competition gets fierce as the remaining six teams face a double U-Turn, and the Cowboys contemplate a major decision, on the all-star edition of The Amazing Race, Sunday, April 20 at 8/7c. Only CBS

The new terminal for Bao'an airport in Shenzhen, China, stretches for 1.5 kilometres. But despite the building's enormous size (its construction required the removal of a lagoon), Studio Fuksas, the Italian architecture firm behind the €734m (£600m) project, wanted to flood the entire structure with natural light. To achieve this, they came up with a perforated honeycomb skin for both the interior and exterior, which also saves energy.﻿